What does "an adult writer" mean; a writer of adults, or a writer who is adult?
<div>An adult writer: a writer of adults, or a writer who is adult?</div><div><br></div><div>Also,</div><div><br></div><div>What does this mean: " before their eyes?"</div>

A writer who is an adult. Before their eyes means right in front of them.

A writer of erotic novels, possibly? Or is that just my dirty mind?